Merge "Frozen-aware RemoteCallbackList" into main

  public class RemoteCallbackList<E extends android.os.IInterface> {

    ctor public RemoteCallbackList();

    method public int beginBroadcast();

    method @FlaggedApi("android.os.binder_frozen_state_change_callback") public void broadcast(@NonNull java.util.function.Consumer<E>);

    method public void finishBroadcast();

    method public Object getBroadcastCookie(int);

    method public E getBroadcastItem(int);

    method @FlaggedApi("android.os.binder_frozen_state_change_callback") public int getFrozenCalleePolicy();

    method @FlaggedApi("android.os.binder_frozen_state_change_callback") public int getMaxQueueSize();

    method public Object getRegisteredCallbackCookie(int);

    method public int getRegisteredCallbackCount();

    method public E getRegisteredCallbackItem(int);

    method public boolean register(E);

    method public boolean register(E, Object);

    method public boolean unregister(E);

    field @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final int FROZEN_CALLEE_POLICY_DROP = 3; // 0x3

    field @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final int FROZEN_CALLEE_POLICY_ENQUEUE_ALL = 1; // 0x1

    field @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final int FROZEN_CALLEE_POLICY_ENQUEUE_MOST_RECENT = 2; // 0x2

    field @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final int FROZEN_CALLEE_POLICY_UNSET = 0; // 0x0

  }

  @FlaggedApi("android.os.binder_frozen_state_change_callback") public static final class RemoteCallbackList.Builder<E extends android.os.IInterface> {

    ctor public RemoteCallbackList.Builder(int);

    method @NonNull public android.os.RemoteCallbackList<E> build();

    method @NonNull public android.os.RemoteCallbackList.Builder setMaxQueueSize(int);

  }

  public class RemoteException extends android.util.AndroidException {